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What is the purpose of python's inner classes?
...on, all statements are executable. That means that this statement:
class foo(object):
pass
is a statement that is executed at runtime just like this one:
x = y + z
This means that not only can you create classes within other classes, you can create classes anywhere you want to. Consider ...
How to implement OnFragmentInteractionListener
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Executing multi-line statements in the one-line command-line?
...ith Python 3.x as well, print is called as a function: in 3.x, only print('foo') works, whereas 2.x also accepts print 'foo'.
- For a cross-platform perspective that includes Windows, see kxr's helpful answer.
In bash, ksh, or zsh:
Use an ANSI C-quoted string ($'...'), which allows using \n to rep...
MySQL indexes - what are the best practices?
... to the first "%". In other words, if you're SELECTing WHERE column LIKE 'foo%bar%', the database will use the index to find all the rows where column starts with "foo", and then need to scan that intermediate rowset to find the subset that contains "bar". SELECT ... WHERE column LIKE '%bar%' can'...
How to revert a Git Submodule pointer to the commit stored in the containing repository?
...f46a45a4a0d337 sm2
$ cd sm2
$ git log --oneline --decorate
5b8d48f (HEAD, foo1) foo1.1
f68bed6 (origin/master, origin/HEAD, master) Initial commit.
$ git checkout master
Switched to branch 'master'
$ cd ..
$ git status
# On branch master
nothing to commit (working directory clean)
The "superproje...
Margin on child element moves parent element
I have a div ( parent ) that contains another div ( child ). Parent is the first element in body with no particular CSS style. When I set
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How do I prompt a user for confirmation in bash script? [duplicate]
...ut a quick "are you sure?" prompt for confirmation at the top of a potentially dangerous bash script, what's the easiest/best way to do this?
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What's the use of Jade or Handlebars when writing AngularJs apps
... -->
<body ng-controller="MyController">
<input ng-model="foo" value="bar">
<!-- Button tag with ng-click directive, and string expression 'buttonText' wrapped in "{{ }}" markup -->
<button ng-click="changeFoo()">{{buttonText}}</button>
<script src="...
Converting newline formatting from Mac to Windows
I need a conversion utility/script that will convert a .sql dump file generated on Mac to one readable on Windows. This is a continuation of a problem I had here . The issue seems to be with newline formatting in text files, but I can't find a tool to make the conversion...
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